Home / 35,906.24-49,544.70-19,990.28

Finding the Fourth Proportional to 35,906.24, 49,544.70 and 19,990.28

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Solution

The fourth proportional to 35,906.24, 49,544.70 and 19,990.28 is: 27,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,906.24 : 49,544.70 = 19,990.28 : x
  2. Step 2: Convert to fraction form
    35,906.24/49,544.70 = 19,990.28/x
  3. Step 3: Cross multiply
    35,906.24x = 49,544.70 × 19,990.28
  4. Step 4: Simplify right side
    35,906.24x = 990,412,425.52
  5. Step 5: Solve for x
    x = 990,412,425.52/35,906.24
  6. Step 6: Final answer
    x = 27,583.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.